* {
	margin: 0px;
	padding: 0px;
}

.nav {
	width: 1440px;
	height: 80px;

	margin: auto;
}

.nav .logo {
	width: 250px;
	height: 80px;

	background-image: url(../img/0.1.png);
	background-repeat: no-repeat;
	background-position: center;
	background-size: 250px 80px;
	float: left;

}

.sy {
	width: 800px;
	height: 80px;

	display: block;
	float: left;
}

.sy ul li {
	width: 115px;
	height: 80px;

	float: left;
	line-height: 80px;
	text-decoration: none;
	display: block;
	margin-left: 10px;

}

.sy ul {
	width: 800px;
	height: 80px;

	text-decoration: none;
	list-style: none;
	display: block;
	float: left;
	margin-left: 50px;
}

.sy ul li a {
	width: 115px;
	height: 80px;
	text-align: center;
	display: block;
	text-decoration: none;
	font-size: 20px;
}

.sy ul li a:hover {
	width: 115px;
	height: 80px;
	background-color: aliceblue;
	transition: 0.5s;
	text-align: center;
	font-family: "微软雅黑";
}

p {
	width: 300px;
	height: 80px;

	float: right;
	display: block;
	line-height: 80px;
	text-align: center;
}

p a {
	text-decoration: none;
}
